A photo electric device in which the resistance of the metal is direct – McqOptions

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1.	A photo electric device in which the resistance of the metal is directly proportional to the light striking on it, is known as photo-conductive cell. Photoelectric transducers are used for the measurement of those parameters, which can be used to produce variation in
A.	light intensity
B.	current
C.	flux density
D.	voltage
Answer» B. current

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